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Oil & Gas
| Mon 29 Jun 2026
Taipei, June 30 -- Entegris has been granted a patent for Compositions and Related Methods of Alkyltintrihalides. This invention was developed by Ermert David M, Cameron Thomas M, Fafard Claudia and Coyne Thomas.
The patent application number is TW20230120677 20230602. The patent publication number is TWI875019 (B). Internation..
Oil & Gas
| Mon 29 Jun 2026
Taipei, June 30 -- Entegris has obtained a patent for process for preparing organotin compounds. This invention was developed by Kuiper David, Ermert David M and Coyne Thomas.
The patent application number is TW20230128853 20220128. The patent publication number is TWI875107 (B). International Patent Classification code is C07F..
Oil & Gas
| Tue 30 Jun 2026
Beijing, June 30 -- China University of Petroleum, East China has submitted a patent application for Microwave-assisted Deep-eutectic Solvent Extraction-in-situ Carboxymethylation Modified Cellulose Integrated Preparation Method, Modified Cellulose and Application. This invention was developed by Liao Bo, Lian Hailan, Niu Yubo, ..
Oil & Gas
| Tue 30 Jun 2026
Beijing, June 30 -- China University of Petroleum, East China has filed a patent application for Downhole Holdup Measuring Method and Downhole Fluid Interface and Geometric Distribution Determining Method. This invention was developed by Zhang Xuanhua.
The patent application number is CN202610236572 20260228. The patent publica..
Oil & Gas
| Sun 28 Jun 2026
Beijing, June 29 -- China Petroleum & Chemical and Sinopec Geophysical Research Inst Co Ltd have submitted a patent application for Method and Device for Weakening 90-degree Ambiguity of Fracture Development Orientation Prediction, Electronic Equipment and Storage Medium. This invention was developed by Zhang Ruyi and Zhou Dan.
..
Oil & Gas
| Sun 28 Jun 2026
Beijing, June 29 -- China Petroleum & Chemical and Sinopec Geophysical Research Inst Co Ltd have submitted a patent application for Sedimentary Facies Constraint Simulation Method and Device Based on Three-dimensional Dynamic Data, Electronic Equipment and Medium. Zhou Dan developed the invention.
The patent application numbe..
Oil & Gas
| Sun 28 Jun 2026
Beijing, June 29 -- China Petroleum & Chemical and Sinopec Geophysical Research Inst Co Ltd have submitted a patent application for Multi-path Biased Vsp Interference Earthquake Method and Device, Electronic Equipment and Medium. This invention was developed by Chen Guojin, Cui Shuguo and Lyu Qiuling.
The patent application n..
Oil & Gas
| Sun 28 Jun 2026
Beijing, June 29 -- China Petroleum & Chemical and Sinopec Geophysical Research Inst Co Ltd have submitted a patent application for In-well Microseism Event Positioning Method, Electronic Equipment, Storage Medium and Device. This invention was developed by Sun Zhentao, Yu Bo and Wang Yu.
The patent application number is CN20..
Oil & Gas
| Sun 28 Jun 2026
Beijing, June 29 -- China Petroleum & Chemical and Sinopec Geophysical Res Institute Co Ltd have submitted a patent application for Static Correction Value Fusion Method and Device, Electronic Equipment and Medium. Zheng Ji, Zou Shaofeng, Zhang Jing and Jin Hongdi developed the invention.
The patent application number is CN20..
Oil & Gas
| Sun 28 Jun 2026
Beijing, June 29 -- China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Inst have submitted a patent application for Angle Domain Three-dimensional Elastic Wave Reverse Time Migration Method Based on Optical Flow Vector. This invention was developed by Xu Weiya, Zhu Chenghong, Wei Zhefeng, Xie Fei and Zhao Qi..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- China University of Petroleum, East China and Chengdu University of Technology have submitted a patent application for Method for Determining Carbon Dioxide Diffusion Coefficient and Oil-water Interface Mass Transfer Coefficient. This invention was developed by Chen Yongjie, Fu Shuoran, Chen Xingyi, Sun Hai, ..
Oil & Gas
| Tue 30 Jun 2026
Beijing, June 30 -- China University of Petroleum, Beijing has applied Chinese patent for Self-healing Pre-crosslinked Gel Particle with Strong Strain for Oil Field and Preparation Method of Self-healing Pre-crosslinked Gel Particle. Zhou Xing, Bi Wenliang, Zhang Xiao, Wang Guanzhong, Li Qiyang, Chen Zhiping, Hu Huiting, Zeng Zh..
Oil & Gas
| Sun 28 Jun 2026
Beijing, June 29 -- China Petroleum & Chemical, Sinopec Shengli Oilfield and Shengli Oilfield Qingdao Tech Research And Development Center Co Ltd have filed a patent application for Biological Foam Oil Displacement System for Medium-low Permeability Oil Reservoirs and Screening Method and Application of Biological Foam Oil Displ..
Oil & Gas
| Sun 28 Jun 2026
Beijing, June 29 -- China Petroleum & Chemical and Sinopec Geophysical Research Inst Co Ltd have filed a patent application for Microseismic Event Point Plane Distribution Identification Method, Electronic Equipment, Storage Medium and Device. This invention was developed by Sun Zhentao, Yu Bo and Wang Yu.
The patent applicat..
Oil & Gas
| Sun 28 Jun 2026
Beijing, June 29 -- China Petroleum & Chemical, Sinopec Shengli Oilfield and Shengli Oilfield Qingdao Tech Research and Development Center Co Ltd have filed a patent application for Fault Sample Generation Method Based on Oil and Gas Field Seismic Data. This invention was developed by Wang Shuhua, Yang Guojie, Miao Hao, Jiang Ru..
Oil & Gas
| Sun 28 Jun 2026
Beijing, June 29 -- China Petroleum & Chemical and Sinopec Geophysical Research Inst Co Ltd have applied Chinese patent for Biased Vsp Missing Data Reconstruction Method and Device Based on 2d Fft, Electronic Equipment and Medium. Chen Guojin, Cui Shuguo and Lyu Qiuling developed it.
The patent application number is CN2024113..
Oil & Gas
| Sun 28 Jun 2026
Beijing, June 29 -- China Petroleum & Chemical and Sinopec Geophysical Research Inst Co Ltd have applied Chinese patent for Quasi-three-dimensional Loess Tableland Complex Earth Surface Multi-line Two-dimensional Seismic Data Static Correction and Velocity Analysis Method and Device, Electronic Equipment and Medium. Ma Jianglin,..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- China Petroleum & Chemical, Sinopec Nanjing Chemical Research Inst Co Ltd and Sinopec Nanjing Chemical Ind Co Ltd have submitted a patent application for Vanadium-based Catalyst as Well as Preparation Method and Application Thereof. This invention was developed by Yin Huiqin, Li Haitao, Yu Yang, Li Tingting, ..
Oil & Gas
| Sun 28 Jun 2026
Beijing, June 29 -- China Petroleum & Chemical and Sinopec Geophysical Res Institute Co Ltd have filed a patent application for Fault Velocity Inversion Method and Device Based on Amplitude Coherent Attribute Positioning. This invention was developed by Jin Hongdi, Zou Shaofeng, Zheng Ji, Zhang Jing, Liu Xiaomin and Liang Shuobo..
Oil & Gas
| Sun 28 Jun 2026
Beijing, June 29 -- China Petroleum & Chemical and Sinopec Geophysical Res Institute Co Ltd have filed a patent application for Multiple Suppression Method, Electronic Equipment, Storage Medium and Device. This invention was developed by Yu Juanli and Gao Rongtao.
The patent application number is CN202410908117 20240708. The ..
Oil & Gas
| Sun 28 Jun 2026
Beijing, June 29 -- China Petroleum & Chemical and Sinopec Geophysical Res Institute Co Ltd have applied Chinese patent for Weak Strike-slip Fault Zone Enhancement Detection Method and Device, Electronic Equipment and Storage Medium. Li Fei, Ding Sheng and Han Bo developed it.
The patent application number is CN202410908463 2..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- China Petroleum & Chemical and Sinopec Dalian Petroleum Chemical Research Inst Co Ltd have submitted a patent application for Liquid Sulfur Loading Escape Gas Treatment System and Method. This invention was developed by Meng Fanfei, Wang Kun, Liu Wei, Dai Jinling, Xu Wanyi and Zeng Xiangyu.
The patent appl..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- China Petroleum & Chemical and Sinopec Catalyst have submitted a patent application for VOCs Oxidation Catalyst as Well as Preparation Method and Application Thereof. This invention was developed by Zhao Baohuai, Ren Jing, Wang Jiaxin, Yang Zhenyu and Shi Jiangong.
The patent application number is CN202411..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- China Petroleum & Chemical, Sinopec Oilfield Service, Drilling Technology Research Inst Of Shengli Petroleum Engineering Co Ltd Sinopec and Sinopec Shengli Petroleum Engineering have submitted a patent application for Barrel Foundation Skirt Pile Anchoring Crude Oil Output Device and Crude Oil Output Equipmen..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- China Petroleum & Chemical and Sinopec Dalian Petroleum Chemical Research Inst Co Ltd have sought patent for Liquid Sulfur Loading Sulfur-containing Waste Gas Recovery and Purification System and Method. This invention was developed by Meng Fanfei, Liao Changjian, Wang Kun, Liu Wei, Xu Wanyi and Zeng Xiangyu...
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- China Petroleum & Chemical and Sinopec Sales Co Ltd have filed a patent application for Composite Oil Product Purifying and Filtering Material with High Adsorbability and Preparation Method of Composite Oil Product Purifying and Filtering Material. This invention was developed by Zhang Yuxiang, Zheng Shengdon..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- China Petroleum & Chemical and Sinopec Beijing Chemical Research Inst Co Ltd have filed a patent application for Silver Catalyst and Preparation Method and Application Thereof. This invention was developed by Wang Hui, Huan Yi, Tang Zhiqiang, Wang Jinqiu, Li Jinbing and Dai Wujun.
The patent application nu..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- China Petroleum & Chemical and Sinopec Dalian Petroleum Chemical Research Inst Co Ltd have applied Chinese patent for Sulfur Loading Tail Gas Purification System and Method. Meng Fanfei, Park Yong, Liu Wei, Wang Kun, Xu Wanyi and Dai Jinling developed it.
The patent application number is CN202411331661 202..
Oil & Gas
| Tue 30 Jun 2026
Beijing, June 30 -- China University of Petroleum, East China has applied Chinese patent for Cross-domain Locomotive Bearing Fault Diagnosis Method and Device Based on Twin Network. Zhou Donghua, Yuan Pengyang, Sheng Li, Xi Xiaopeng, Li Chunyu and Gao Ming developed it.
The patent application number is CN202610180154 20260209. ..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- Petrochina Co Limited and Daqing Oilfield have submitted a patent application for Collaborative Optimization Method for Dual-drive Well Pattern of Oil Field in Extra-high Water Cut Period. This invention was developed by Du Qinglong, Zhang Changyan, Guo Junhui, Meng Yan, Ji Hongxia, Yang Qingli, Li Dandan, Wa..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- China Petroleum & Chemical and Sinopec Petroleum Engineering Technology Research Inst Co Ltd have submitted a patent application for Method for Determining Adjustment Strategy of Tool Face Angle, Medium, Equipment and Product. This invention was developed by Zheng Deshuai, Li Menggang, Liu Jianhua and Hu Zhiq..
Oil & Gas
| Tue 30 Jun 2026
Beijing, June 30 -- China University of Petroleum, Beijing has applied Chinese patent for Method and Device for Determining Early-warning Threshold Value of Jamming of Drilling Tool and Medium. Liu Muchen, Wang Yiwei, Zhou Mengmeng, Song Xianzhi, Zhu Zhaopeng, Yang Yanlong, Zhang Chengkai and Li Gensheng developed it.
The paten..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 --Sinopec Oilfield Service, No. 1 Drilling Well Co Of Sinopec Jianghan Petroleum Engineering Co Ltd and Sinopec Jianghan Oilfield Service Corp have sought patent for Screw Drill Failure Linkage Judgment Method Based on Multi-parameter Characteristic Cross Correction. This invention was developed by Yan Fang, Xi..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- Petrochina Co Limited and Daqing Oilfield have sought patent for Steel Wire Arrangement Method for Manufacturing Driving Belt of Tower Type Pumping Unit. This invention was developed by Guo Mingri, Jia Zikai, Qu Zhiqiang, Wang Jingping, Du Xiangyi, Jiao Zhenyang, Zhang Haishan, Zhao Haitao, Wen Chenghan, Hu Y..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- Petrochina Co Limited and Daqing Oilfield have applied Chinese patent for Method for Increasing Energy and Yield After Oil Well Pressure. Zhang Xiaofeng, Wang Rui, Yang Guang, Zhang Hailong, Du Xiaoming, Lin Qingxiang, Li Gang, Ma Longhai and Yu Long developed it.
The patent application number is CN2024113..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- Petrochina Co Limited and Daqing Oilfield have filed a patent application for Method and Device for Determining Well Fracturing Key Parameters of Thin-injection Thick-polymer-production Flooding Oil Reservoir. This invention was developed by Zhou Congcong, Fan Yu, Zhang Xinliang, Gao Kun, Wang Nannan, Guo Son..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- Sinopec Nanjing Engineering & Construction and SINOPEC Engineering (Group) have filed a patent application for Self-control Nitrogen Safety Sealing System. This invention was developed by Wang Jiaming, Shi Yong and Xu Weiya.
The patent application number is CN202511872093 20251212. The patent publication n..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- China Petroleum & Chemical, Sinopec Oilfield Service and Sinopec Petroleum Engineering & Construction Shengli have submitted a patent application for Unmanned Probe Vehicle for Pipeline Tunnel. Jia Xiumin, Kong Huimin, Feng Tao, Liu Yu, Zhang Junjian, Li Qiang, Ma Lin, Xie Mingzhi, Zhang Xiaohong and Zhang Zh..
Oil & Gas
| Tue 30 Jun 2026
Beijing, June 30 -- State Intellectual Property Office of China has published China University of Petroleum, East China patent application for Downhole Casing Patch Type Repairing Device and Method. The invention was developed by Liang Shanqiang, Zhang Huizhuo, Miao Yuanji, Liu Yanxin and Huang Lumeng.
The patent application nu..
Oil & Gas
| Tue 30 Jun 2026
Beijing, June 30 -- State Intellectual Property Office of China has released China University of Petroleum, East China patent application for Ice Slurry Inertia Damping Vibration Attenuation Device Suitable for Fpso Moon Pool. This invention was developed by Li Yue, Tan Guojie, Wang Chuan, Moronaga and Song Ziheng.
The patent a..
Oil & Gas
| Tue 30 Jun 2026
Beijing, June 30 -- State Intellectual Property Office of China has released China University of Petroleum, Beijing patent application for Method and Device for Evaluating Oiliness of Underground In-situ Rock. This invention was developed by Zheng Zeyun, Jiang Fujie, Li Zhuo, Liu Dadong, Tang Xianglu, Jiang Zhenxue, Gao Zhiye an..
Oil & Gas
| Tue 30 Jun 2026
Beijing, June 30 -- China University of Petroleum, Beijing has submitted a patent application for Drilling Data Sample Extrapolation Method and Device and Storage Medium. Ye Shanlin, Zhu Lin, Liu Zihao, Pan Tao, Zhu Zhaopeng, Song Xianzhi, Tian Kai, Zhang Chengkai, Ren Shuheng and Wang Chaochen developed the invention.
The pate..
Oil & Gas
| Tue 30 Jun 2026
Beijing, June 30 -- China University of Petroleum, East China has submitted a patent application for Method for Predicting and Evaluating Volume and Structural Instability of Erosion Hole of Annulus Gravel Layer of Gravel Packed Well. This invention was developed by Liu Chenfeng, Li Guolong, Dong Changyin, Feng Shuhao, Li Zhangy..
Oil & Gas
| Tue 30 Jun 2026
Beijing, June 30 -- China University of Petroleum, East China has submitted a patent application for Nonlinear Inversion Method for Geometrical Parameters of Hydraulic Fracture. This invention was developed by Wang Fangxiang, Hu Xiaodong, Huang Jingjia, Hu Xingyu, Guo Tiankui, Sun Zheng, Chen Ming and Liu Yongzan.
The patent ap..
Oil & Gas
| Tue 30 Jun 2026
Beijing, June 30 -- China University of Petroleum, Beijing has submitted a patent application for Oil and Gas Well Strategy Optimization Method, Device and Equipment Based on Multi-well Knowledge Linkage. Tian Shouceng, Yan Zhi, Zhou Mengmeng, Zhu Zhaopeng, Song Xianzhi, Huang Zhongwei, Li Gensheng and Shi Huaizhong developed th..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- Petrochina Co Limited has sought patent for Two-phase Flow Measuring Device and Method for Oil and Gas Field Water Corrosion Resistance. This invention was developed by Li Shanfeng, Li Bo, Fan Jingsong, Hu Xuebin, Qin Tai and Zheng Jing.
The patent application number is CN202411324081 20240923. The patent ..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- Petrochina Co Limited has submitted a patent application for Energy Storage Utilization System and Process Method Based on Underground Cavity. Yao Changjiang, Yang Zhou, Zhao Ruiting, Wu Xiaoming, Jiang Jiayue, Feng Bo, Zhao Meng, Cai Longhao, Zhou Meiji and Hui Weiming developed the invention.
The patent ..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- China University of Petroleum, Beijing has submitted a patent application for Multi-branch Radial Well Assisted U-shaped Well Reinforced Closed Heat Removal System and Construction Method. Long Tengda, Wang Haizhu, Wang Gaosheng, Wu Xiaoguang, Xie Zixiao, Huang Zhongwei, Song Xianzhi, Peng Sanli, Li Gensheng ..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Petroleum Exploration And Production Research Inst patent application for Combined Heat and Power System. The invention was developed by Li Qi.
The patent application number is CN202411332853 20240924. The pate..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- State Intellectual Property Office of China has received Chengdu Lingzhuang Tech Co Ltd and Southwest Petroleum University patent application for Cable-provided Self-crawling Pipe Cleaning Robot for Complex Scaling in Pipe. Tang Yang, Zou Hongsen, Liu Chang, Zhu Shudi, Tang Xin, Li Jingsong, Gu Qing, Wang Guo..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- Guoneng Changyuan Energy Sales Co Ltd has submitted a patent application for Optimized Scheduling Method and System for Virtual Power Plant in Oilfield Industry Considering Carbon Emission. This invention was developed by Ai Hu, Wang Siyang, Gao Feng, Huang Shuangyou and Ji Min.
The patent application numb..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- China University of Petroleum, East China has submitted a patent application for Protective Marine Dynamic Cable Convenient to Install. This invention was developed by Lou Min, Qin Huiyang, Wang Yangyang, Qu Ming, Shao Yuxuan, Cui Chengwei, Zhu Huaibang, Moronaga and Zhang Chen.
The patent application number..
Oil & Gas
| Sun 28 Jun 2026
Beijing, June 29 -- State Intellectual Property Office of China has received China Petroleum & Chemical and China Petroleum & Chemical Corp Jiangsu Oilfield Branch patent application for Method for Predicting Favorable Zone of Semi-cutting Basin Rock Wall Shielding Type Oil Reservoir. Ji Hongjun, Xia Lianjun, Liu Juncheng, Yang ..
Oil & Gas
| Sun 28 Jun 2026
Beijing, June 29 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Geophysical Res Institute Co Ltd patent application for Method and Device for Identifying and Suppressing Seismic Data Surface Waves of Vibroseis-node Instrument Based on Time-frequency Domain. Zhang Jing, Zhou Yan..
Oil & Gas
| Sun 28 Jun 2026
Beijing, June 29 -- China University of Petroleum, Beijing has sought patent for Framework Sand Body Identification Method and Device Based on Binary Fusion Technology. This invention was developed by Feng Zihao, Liu Zhen, Zhang Wei, Li Jin, Yasukawa, Zhao Zhen, Liu Keming, Sun Xiaofan and Chen Zhaozhou.
The patent application ..
Oil & Gas
| Sun 28 Jun 2026
Beijing, June 29 -- PetroChina has filed a patent application for Processing Method and Device for Variable Offset VSP Data, Equipment and Medium. This invention was developed by Yang Haijun, Zhang Zhen, Lei Ganglin, Cai Hanpeng, Zheng Duoming, Wang Yang, Wang Tengyu, Chen Hao, Duan Wensheng, Cheng Suo, Lu Cai, Liu Zhengwen, Hua..
Oil & Gas
| Sun 28 Jun 2026
Beijing, June 29 -- State Intellectual Property Office of China has published Petrochina Co Limited patent application for Component Analysis and Identification Device for Shale Cover Layer. The invention was developed by He Changsong, Zhang Hong, Peng Yazhong, Pu Zhenshan, Wang Lin, Wei Shuangbao and Wang Bingqian.
The paten..
Oil & Gas
| Sun 28 Jun 2026
Beijing, June 29 -- Kunming Institute of Physics has filed a patent application for Infrared Multichannel Specific Industrial Gas Monitoring Device and Method. This invention was developed by Hu Yaohang, Yang Zhixiong, Wang Lixian, Li Yiwei, Pang Lingling, Yuan Mingyao, Wang Boyang, Ding Ruilin and Peng Yong.
The patent appli..
Oil & Gas
| Sun 28 Jun 2026
Beijing, June 29 -- State Intellectual Property Office of China has released Petrochina Co Limited patent application for Gas Reservoir Cover Layer Diffusion Coefficient Determination Method and Device, Electronic Equipment and Storage Device. This invention was developed by Wang Xiaomei and Tian Hua.
The patent application n..
Oil & Gas
| Sun 28 Jun 2026
Beijing, June 29 -- Petrochina Co Limited has submitted a patent application for Crude Oil Family Component Prediction Method Based on Crude Oil Density and Related Device. This invention was developed by Li Xi, Du Jinliang, Ju Yingjun, Lim Kwang-young, Luo Lirong, Rao Qiao, Liu Jing, Kong Lingyin, Li Shuman, Nan Junxiang, Gao J..
Oil & Gas
| Sun 28 Jun 2026
Beijing, June 29 -- Petrochina Co Limited has submitted a patent application for Evaluation System and Equipment for Erosion Resistance of Screen Pipe. This invention was developed by Yang Shangjun, Zhu Tao, Zhang Xin, Xu Xiaodong, Jiang Haibo, Lyu Min, Liu Jin, Zhang Jian, Xu Lu, Zhang Jianjun, Zhang Shuo, Zhang Liping, Zhao Ya..
Oil & Gas
| Sun 28 Jun 2026
Beijing, June 29 -- Southwest Petroleum University has filed a patent application for Method, System and Device for Measuring Young Modulus of Metal Wire. This invention was developed by Wen Zekun, Yang Hanyue, Shen Xiaoyi, Xu Wen and Qiu Hui.
The patent application number is CN20251251590 20251231. The patent publication num..
Oil & Gas
| Sun 28 Jun 2026
Beijing, June 29 -- Southwest Petroleum University has filed a patent application for Indoor Evaluation Method for Well Wall Stabilizing Capability of Drilling Fluid. This invention was developed by Wan Youwei, Liang Lixi, Xiong Jian, Wei Xiaochen, Ding Yi, Liu Xiangjun and Zhao Yihao.
The patent application number is CN20251..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- Petrochina Co Limited has applied Chinese patent for Torch System and Method for Extinguishing Torch Incandescent Light. Guo Shiwei, Wu Donghui, Zhang Long, Liang Ting, Zhao Xiaodong, Chang Youqing, Qu Li, Duan Yin, Feng Yuxiang and Lu Qingqing developed it.
The patent application number is CN202411335388 ..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- Petrochina Co Limited has submitted a patent application for Intelligent Early Warning Device and Use Method Thereof. This invention was developed by Zhang Jinsuo, Xu Bin, He Zhanyou, Liu Hao, Xu Ziqiang, Ren Xiaorong, Xin Yiping, Gao Lei, Yan Ningping, Shan Jiquan, Tong Junfeng, Ren Yanbing, Xu Wenlong, Zhan..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- State Intellectual Property Office of China has received China Petroleum & Chemical, Luoyang R&d Center Of Tech Sinopec Engineering Group Co Ltd, Shanghai Genesis Chemical Co Ltd and Sinopec Beihai Co patent application for Method for Protecting Tidal Range Area of In-service Coastal Wharf Concrete Structure...
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- State Intellectual Property Office of China has received Petrochina Co Limited patent application for Cement Paste Stirrer for Petroleum Well Cementation. Liu Qiang, Lin Xixia, Li Xiaochan, Sun Pingtao, Zhao Jianzhong, Zhao Yunfei, Aokawa, Zhao Xuesong, Gao Lei and Gong Hongzhe developed the invention.
The..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- China University of Petroleum, East China and China National Petroleum have applied Chinese patent for Catalyst as Well as Preparation Method and Application Thereof. Gao Meng, Feng Xiang, Zhao Guanghui, Xin Ying, Li Wenpeng, Yang Chaohe, Chen Xiaobo, Liu Jincheng and Li Chen developed it.
The patent appli..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- China University of Petroleum, East China has submitted a patent application for Catalyst for Hydrolytic Oxidation Recovery of Waste PBT (polybutylene Terephthalate) as Well as Preparation Method and Application of Catalyst. Zhao Kai, Meng Fanyu, Feng Xiang, Zhou Chen'ao, Yang Chaohe, Yue Changtong and Yan Ha..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- State Intellectual Property Office of China has received Petrochina Co Limited patent application for Modification Method of Alumina Carrier and Modified Alumina Carrier. Ji Yonggang, Bing Shuqiu, Zhang Wencheng, Song Jinhe, Xu Tiegang, Wang Dan, Yin Xinrui, Guo Jintao, Liu Xiaoyi and Wen Guangming developed ..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- Petrochina Co Limited has applied Chinese patent for Equipment and Method for Preparing Norbornene and Derivatives Thereof by Continuous Method. Li Wenbing, Yang Weisheng, Lu Xu, Shao Shibo, Li Yang, Liu Shi, Li Jin and Li Chuanxi developed it.
The patent application number is CN202411336113 20240924. The ..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- State Intellectual Property Office of China has released Petrochina Co Limited patent application for Equipment and Method for Preparing Norbornene and Derivatives Thereof. This invention was developed by Li Wenbing, Yang Weisheng, Lu Xu, Shao Shibo, Li Yang, Liu Shi, Li Jin and Li Chuanxi.
The patent appl..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- State Intellectual Property Office of China has received Beijing JWGB Instr Co Ltd patent application for Gas Mixing Method of Gas Inlet System and Gas Inlet System. Zhang Meng developed the invention.
The patent application number is CN20261014881 20260107. The patent publication number is CN121715074 (A)..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- Suzhou Sicui Isotope Technology Research Inst Co Ltd has applied Chinese patent for High-pressure Hydrogen Isotope Gas Source Preparation Method and Device Based on Hydrogen Absorption Material. Chen Wei, Xu Zhihong, Shen Jiayu, Gui Yuan, Chen Xiaoyan and Qian Sheng developed it.
The patent application num..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- State Intellectual Property Office of China has published Petrochina Co Limited patent application for Foam Stability Characterization Method and Device. The invention was developed by Han Lu, Luo Wenli, Zhang Fan, Zhou Tiyao, Zhou Chaohui, Zou Xinyuan, Zhang Qun, Li Jianguo, Gao Ming and Fan Jian.
The pat..
Oil & Gas
| Sun 28 Jun 2026
Beijing, June 29 -- Northeast Petroleum University has filed a patent application for Fault Rock Compaction Diagenesis Burial Depth Determination Method and Device Based on Shale Content of Surrounding Rock. This invention was developed by Zhang Bowei, Wu Qicai, Yang Yanping, Tian Yan, Li Xinlei, Liu Siyan, Fu Guang, Wang Haoran..
Oil & Gas
| Sun 28 Jun 2026
Beijing, June 29 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Sinopec Geophysical Res Institute Co Ltd patent application for Pre-stack Gas-bearing Prediction Method and Device for Seismic Data with Non-uniform Collection Coverage Times. This invention was developed by Wang Xiaoran, ..
Oil & Gas
| Sun 28 Jun 2026
Beijing, June 29 -- State Intellectual Property Office of China has released Daqing Oilfield and PetroChina patent application for Formation Trend Surface Determination Method Based on Well Seismic Data. This invention was developed by Liang Yu, Wang Yang, Yang Huidong, Fu Xiandi and Cai Dongmei.
The patent application number..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- State Intellectual Property Office of China has published Wuxianweilai Health Tech Hangzhou Co Ltd patent application for Preparation Method and Application of Flaxseed Diglyceride Oil. The invention was developed by Qian Guocao, Wang Hongyu, Ma Jian, Ding Peng and Cao Yue.
The patent application number is..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- State Intellectual Property Office of China has released Petrochina Co Limited patent application for Physical Simulation Experiment Method, Device and Equipment Based on Geological Structure and Medium. This invention was developed by Wang Yanjun, Cui Jian, Yang Chao, Wang Hongbin and Ma Delong.
The paten..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- Petrochina Co Limited has submitted a patent application for Physical Simulation Device and Method for Influence Factors of Tension-torsion Rolling Anticline. This invention was developed by Zhao Lintian, Wu Yi, Fan Zuochun, Qiu Lin, Zheng Chenyu, Zhang Mingjun, Yu Guang, Jin Jiayi, Yao Rui, Zhang Lei, Wang H..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- State Intellectual Property Office of China has received Chengdu Liquefied Gas Storage Distrib Petrochina Kunlun Gas Co Ltd patent application for Anti-freezing Device for Liquefied Petroleum Gas Transmission Pipeline Valve Assembly. Chen Lu, Li Qiuchen, Sun Bocheng, Gao Qing and Jiang Lide developed the inve..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- Petrochina Co Limited has filed a patent application for Efficient Cooling Device for Petroleum Drilling Mud Pump. This invention was developed by Zang Xiangmei, Sun Pingtao, Yang Zhenke, Zhao Yunfei, He Jun, Ou Ge, Aokawa, Gao Lei, Gong Hongzhe and Wang Bo.
The patent application number is CN202411324673 ..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- State Intellectual Property Office of China has published Petrochina Co Limited patent application for Hydraulic Turbine Power Generation Device for Recovering Excess Pressure of Pregnant Solution. The invention was developed by Xiong Jun, Zeng Pengsheng, Yue Tianqi, Su Ming, Lin Dong and Jiang Guobin.
The..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- State Intellectual Property Office of China has released Petrochina Co Limited patent application for Differential Pressure Power Generation Device for Natural Gas Purification Plant. This invention was developed by Chen Long, Cheng Xiaoming, Tang Xi, Wen Xin, Wang Jun, Shum Ling, Shen Ronghua, Chen Xi and Ru..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- State Intellectual Property Office of China has released Petrochina Co Limited patent application for Evaluation Method and System for Multi-cluster Fracture Equilibrium Transformation in Conglomerate Tight Oil Horizontal Well Section. This invention was developed by Zhang Xin, Wang Mingxing, Li Zhanjie, Pan ..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- Petrochina Co Limited has submitted a patent application for Post-casing Saturation Correction Method, System, Equipment and Medium. This invention was developed by Zhang Bo, Zheng Tao, Li Hong, Yang Wenming, Zhang Lei, Yin Yuanhua, Hou Dawei, Han Xingjie, Qin Xue and Liu Yongfu.
The patent application num..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- State Intellectual Property Office of China has published Development Business Department Petrochina Southwest Oil & Gasfield Co and Sichuan Ruzhuo Tech Co Ltd patent application for Complex Block Thin Reservoir Horizontal Well Borehole Trajectory Fine Control Method. The invention was developed by Chen Hu, Z..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- Petrochina Co Limited has submitted a patent application for Underground Ultrasonic Atomization Plug Removal Device and Plug Removal Method. Chang Yongfeng, Wang Zhiguo, Wang Xianwen, Zhou Shaowei, Li Zili, Lee Jae-soon, Fan Lianlian, Wang Xiongxiong, Jiang Zhiqiang and Zhang Yaogang developed the invention.
..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- Petrochina Co Limited has submitted a patent application for Shaft Integrated Operation Tubular Column and Lowering Method Thereof. This invention was developed by Lu Linfeng, Li Yufei, Tang Geng, Wang Han, Zhou Lang and Li Wenzhe.
The patent application number is CN202411321744 20240923. The patent public..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- State Intellectual Property Office of China has received Guizhou Aerospace Kaishan Petroleum Instrument patent application for Electro-hydraulic Drive Intelligent Sliding Sleeve Device for Underground Environment and Control Method. Wang Shouduo, Feng Guihong and Tian Kun developed the invention.
The paten..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- Petrochina Co Limited has applied Chinese patent for Downhole Plugging Tool Capable of Being Deblocked by Pressing and Use Method of Downhole Plugging Tool. Zhao Minqi, Zhang Huaguang, Wang Shangwei, Ren Guofu, Wang Jiaxin, Zhao Guangmin, Li Xumei, Zhang Yaogang, Yang Yixing, Liu Wenbiao, Xie Yonggang, Hou Ru..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- Petrochina Co Limited has sought patent for Gas Storage Under-pressure Operation Lifting and Lowering Double-layer Pipe Device with Hydraulic Control Pipeline Production Pipe Column and Method of Gas Storage Under-pressure Operation Lifting and Lowering Double-layer Pipe Device. This invention was developed b..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- State Intellectual Property Office of China has published Sinopec Siji Petroleum Machinery and Sinopec Oilfield Equipment patent application for Electric-driven Automatic Workover Operation Equipment for Upright Derrick and Operation Method of Electric-driven Automatic Workover Operation Equipment. The invent..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- State Intellectual Property Office of China has released China Petroleum & Chemical, Sinopec Oilfield Service, Drilling Technology Research Inst Of Shengli Petroleum Engineering Co Ltd Sinopec and Sinopec Shengli Petroleum Engineering patent application for Offshore Exploratory Well Protection Mechanism Based..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- State Intellectual Property Office of China has published Petrochina Co Limited patent application for Torsion-reducing and Wear-resisting Tool for Rotary Drill Rod. The invention was developed by Song Wei, Wang Jinzhong, Pan Junying, Wu Yan, Yang Yan, Chen Chunlai, Liu Wei, Xu Xiaofeng and Zhou Yan.
The p..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- State Intellectual Property Office of China has released Sinopec Siji Petroleum Machinery and Sinopec Oilfield Equipment patent application for Integrated Quick-mounting and Dismounting Drilling and Repairing Machine Base and Using Method Thereof. This invention was developed by Zhang Yiming, Huang Feng, An J..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- State Intellectual Property Office of China has received Xi'an Xinguang Electric Appliance Co Ltd patent application for Liquid-liquid Coalescence Material for Oil Product Dehydration and Preparation Method of Liquid-liquid Coalescence Material. Gao Hebin developed the invention.
The patent application num..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- State Intellectual Property Office of China has received Petrochina Co Limited patent application for Automatic Extraction Separation System and Automatic Extraction Separation Method. Jin Shuhan, Jin Lili, Rong Lili, Liu Lijun, Zhao Jina, Wang Yanping, Feng Bin, Feng Xiufang, Wang Lei and Xu Tingting develop..
Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- State Intellectual Property Office of China has published Petrochina Co Limited and Cnpc Shenzhen New Energy Research Inst Co Ltd patent application for Preparation Method of Flame-retardant Plate Based on Phase-change Composite Material and Battery Module. The invention was developed by Chen Yang, Lu Liang, ..
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